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열공형과 비열공형 피질하 혈관성 치매에서 위험인자의 차이에 관한 비교 연구
배희준,정지향,유경호,나덕렬,김상윤,최경규,양동원,손의주,이상도,김재우,박경원,김응규,이재홍,박미영,한일우,함동석,최문성,하충건,최성혜,이애영,이병철,한설희 대한치매학회 2003 Dementia and Neurocognitive Disorders Vol.2 No.2
Backgrounds and Objectives: Vascular dementia is a group of dementing disoders arising from various stroke syndrome. Among these. subcortical ischemic vascular dementia (SIVD) is regarded as a relatively distinct clinical entity. However, MRI patterns of SIVD are not homogenous. In some patients, lacunes are dominant, and in others, subcortical white matter changes are. This study was designed to compare risk factor profiles between SIVD with and without multiple lacunes. Methods: We divided 47 subjects (22 males, mean age. 68 years) recruited from VADAPET (Multicenter Trial For Evaluation Of The Changes In the PET Images Of Subcortical Vascular Dementia Patient) study into two groups one with more than 5 lacunes in deep gray matter (lacune group) and the other with 5 or less(non-lacune group) Clinical characteristics and laboratory findings of two groups were compared. Results: Nineteen of 47 patients (40%) belonged to the lacune group. The lacune and non-lacune groups d d not differ in the following variables: age, hypertension, diabetes mellitus, hyperlipidemia heart disease, history of stroke or TIA, history of trauma or major surgery, family history of hypertension stroke, or dementia, age at diagnosis of dementia, body mass index, white blood cell count, ESR, CRP, fibrinogen, hemoglobin A1C, total cholesterol. LDL cholesterol creatinine, proteinuria, glucosuria, and microhematuria. However, male sex, smoking alcohol. hemoglobin, and HDL cholesterol were possibly associated more with lacune group SIVD than with non-lacune group (p<0 1) Multivariate analyses revealed that smoking, hemoglobin, and HDL cholesterol were independent predictors of SIVD with multiple lacunes Conclusion: Our study suggests that SIVD with multiple lacunes may be significantly different in smoking habits hemoglobin, and HDL cholesterol from SIVD without multiple lacunes.
20km와 150km의 도로싸이클 주행이 혈중 렙틴, 지질과 호르몬 수준에 미치는 영향
최용어,권봉안,오재근,김범수,조준용,김문희 한국체육대학교 체육과학연구소 2000 韓國體育大學校附屬 體育科學硏究所論文集 Vol.19 No.1
Serum leptin, glucose, lipid profiles (free fatty acid, triglyceride, total cholesterol) were determined in two groups of subjects undergoing long and short strenous cycle race, 8 men who fasted overnight and then pedaled 20km cycle race and 8 men, 150km cycle race, respectively, Blood samples were collected before race, immediately after cessation of race and 2hr, 6hr after the end of race period. Cyclist pedaling 20km cycle race and cyclist pedaling 150km cycle race showed no statistical differences in leptin level. After 6hr of rest, leptin concentrations were gradually decreased but showed no statistical different in both groups. Epinephrine (p〈.01) and norepinephrine (p〈.001) concentration in comparison to pre-race levels were increased significantly. But insulin concentration in comparison to pre-race levels were decreased significantly (p〈.001). Glucose (p〈.01), free fatty acid (p〈.001), cholesterol (p〈.001) and triglyceride (p〈.01) were increased immediately after cessation of race in both groups.
4주 agility ladder 운동프로그램이 초등학생의 신체조성과 기초체력에 미치는 영향
최문기,김태운,전재영,김진홍 釜山大學校 附設 體育科學硏究所 2006 體育科學硏究所 論文集 Vol.22 No.1
The aim of this study was to evaluation the effect of 4weeks agility ladder exercise on body composition and physical fitness. Primary school students(n=7) participated in the aerobic exercise and agility Ladder exercise program(HRmax 60~80%, 55min/day, 5days/week). We measured their body composition and physical fitness items such as body weight(BW), Na+/K+, body cell mass(BCM), total body water(TBW), fat mass(FM), percent body fat(%BF), fat free mass(FFM), muscle mass(MM), basal metabolic rate(BMR), body mass index(BMI), flexibility, balance and hand grasping power......
77K와 상온에서 CO(NH₂)₂의 ¹⁴N Pulsed NQR 연구
강재필,박영민,전인,김성재,최숙자,박현진,송승기,서용문 명지대학교 자연과학연구소 1996 자연과학논문집 Vol.13 No.-
77K와 상온에서 CO(NH₂)₂분말 시료의 ??N Pulsed NQR실험을 하여 위와 아래 공명 진동수, 핵 사중극 결합상수, 비대칭 인자, 스핀-스핀 완화시간, 결정 격자 진동에서의 평균 비틀림 진동수, 진동자의 관성 모먼트 등을 구하였다. 공명 진동수의 온도 의존성은 전형적인 Bayer이론의 격자 진동에 의한 주파수 변화를 보였다. Bayer-Kushida이론의 고온근사식을 실험값에 적용하여 OK에서 공명 진동수 ν??와 ν??를 구했으며, 77K와 상온에서의 스핀-스핀 완화시간 T₂를 관측했다. 상온에서 T₂의 감소는 결정 내의 reorientation motion과 관련이 있을 것으로 보인다. Upper and lower resonance frequencies, nuclear quadrupole coupling constants, asymmetry parameters, spin-spin relaxation time, average torsional frequency in the crystal lattice motion and moment of inertia in the oscillator are found for CO(NH₂)₂powder sample by using ??N Pulsed NQR(Nuclear Quadrupole Resonance) technique at 77K and room temperature. Temperature dependence of resonance frequencies showed frequency variation in agreement with the typical Bayer's theory in lattice motion. Resonance frequencies ν?? and ν?? at OK were obtained by fitting the high temperature approximation of Bayer-Kushida theory to the experimental data and spin-spin relaxation time (T₂) was observed at 77K and room temperature. Decrease of T₂at room temperature was explained by the effect of reorientational motion in the crystal lattice.
Al/P-Si MIS型 太陽電池의 製作과 그 特性에 관한 硏究
金載文,安永奉,崔世崑 嶺南大學校 工業技術硏究所 1985 연구보고 Vol.13 No.1
The Al/P-Si MIS solar cells were fabricated by vacuum evaporation method. The interfacial oxide layer was grown by ramp heating for 5 minutes. Thin Aluminum film was deposited on the chemically etched (100) surface of a single sillcon crystal by vacuum evaporation. The solar cells showed good rectification properties which have the built-in potential of 0.76V and the quality factor of 1.6 under dark condition. The cells indicated that the open circuit voltage, short circuit photocurrent density, fill factor and energy conversion efficiency were 0.53V, 35mA/㎠, 0.62 and 12.4%, respectively, under 98mw/㎠ tungsten halogen lamp irradiation.
김재문,권덕문,최세곤 嶺南大學校 工業技術硏究所 1995 工業技術硏究所論文集 Vol.23 No.2
The output characteristics on various rectification methods of X-ray equipments for the purpose of medical use are investigated by means of X-ray multimeter. in comparison the measured values with setting values, the accuracy of X-ray tube voltage and illumination time was varied in the range of +70% in case of three phase type including inverter type. The inverter type also showed a good reproducibility. As the experimental results, it is desirable that the inverter type X-ray equipment will be widely used in the near future.
전재영,김태운,백영호,최문기,이경희 釜山大學校 附設 體育科學硏究所 2006 體育科學硏究所 論文集 Vol.22 No.2
The purpose of this study was to investigate the daily nutrition intake of high school girl students according to the BMI. The subjects of this study were classified into under weight group; UG(<14.9percentile; n=9), normal weight group; NG(15.0~84.9percentile; n=12), and obese group; OG(>85percentile; n=12) by BMI.......
산전 태아사망 환자에서의 Mycoplasma hominis와 Viridans streptococcus감염 1예
김윤숙,문성택,전섭,김종수,최승도,선우재근,배동한 순천향의학연구소 2007 Journal of Soonchunhyang Medical Science Vol.13 No.1
Mycoplasma hominis was isolated from a Bartholin's gland abscess 70 years ago, and ureaplasmas were isolated from the genital tract about 20 years later. Subsequently, reports incriminating mycoplasmas in the known adverse outcomes of pregnancy have been reported. Without doubt these genital mycoplasmas are able to invoke an inflammatory response and take part in the cascade of events that culminate in preterm birth. Amniotic fluid infection results in considerable pregnancy wastage in the pregnancy. In these cases Gram-positive organisms, especially group B streptococcus and Streptococcus viridans were the most common pathogens isolated. In our case, the patient has fever and vaginal discharge at 14+4 weeks gestation and two days after intrauterine fetal death was seen. The vaginal culture and sensitivity shown Mycoplasma hominis and Vihdans streptococcus. We experienced a case of Mycoplasma hominis and Viridans streptococcus infection in a patient with intrautehne fetal death and report with a brief review of literatures.